tty: serial: qcom-geni-serial: Replace hardcoded icc flags with macros.

In suspend/resume routines, icc flags are hardcoded.

Replace the hardcodes with macros available from header.

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Vijaya Krishna Nivarthi <quic_vnivarth@quicinc.com>
Link: https://lore.kernel.org/r/1662564702-7253-1-git-send-email-quic_vnivarth@quicinc.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>